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Santiago de los Caballeros

$193+ Cheap flights from Sky Harbor Intl (PHX) to Santiago de los Caballeros (STI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — STI
Mar 26 — Apr 21
Thu 3/26
Thu 4/2
1 adult, Economy
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Find cheap flights from Sky Harbor Intl to Santiago de los Caballeros with Cheapflights

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Cheap flight deals from Sky Harbor Intl to Santiago de los Caballeros

Cheapest flights from Sky Harbor Intl to Santiago de los Caballeros
Explore the most affordable flight options available from Sky Harbor Intl to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 24, 2026.

This Delta deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1810:30 pm
PHX
-
STI
2 stops17h 45m
Delta
Tue 3/246:33 am
STI
-
PHX
2 stops20h 06m
Delta
Deal found 2/21$403
This Delta deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1410:55 pm
PHX
-
STI
1 stop10h 15m
Delta
Mon 4/206:00 am
STI
-
PHX
1 stop20h 46m
Delta
Deal found 2/24$435
This American Airlines deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/255:00 am
PHX
-
STI
2 stops12h 29m
American Airlines
Fri 4/31:30 pm
STI
-
PHX
1 stop10h 57m
American Airlines
Deal found 2/23$461
This FlightHub deal was found by Cheapflights users on 2/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/2510:00 pm
PHX
-
STI
1 stop7h 00m
JetBlue
Fri 4/39:15 am
STI
-
PHX
1 stop27h 39m
JetBlue
Deal found 2/23$488
This Delta deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/210:55 pm
PHX
-
STI
1 stop17h 20m
Delta
Mon 4/66:00 am
STI
-
PHX
1 stop20h 59m
Delta
Deal found 2/21$501
This Delta deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/156:05 am
PHX
-
STI
2 stops15h 17m
Delta
Tue 4/216:00 am
STI
-
PHX
2 stops19h 42m
Delta
Deal found 2/24$505
This United Airlines deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1311:30 pm
PHX
-
STI
2 stops12h 42m
United Airlines
Fri 5/222:07 pm
STI
-
PHX
1 stop11h 41m
United Airlines
Deal found 2/24$522
This American Airlines deal was found by Cheapflights users on 2/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1410:00 pm
PHX
-
STI
1 stop11h 23m
American Airlines
Wed 4/221:32 pm
STI
-
PHX
2 stops11h 14m
American Airlines
Deal found 2/24$527
This American Airlines deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/710:00 pm
PHX
-
STI
1 stop11h 23m
American Airlines
Tue 4/141:32 pm
STI
-
PHX
1 stop13h 27m
American Airlines
Deal found 2/21$535

Find flight deals from Sky Harbor Intl to Santiago de los Caballeros

Discover tips and strategies to find the most affordable flight options for your journey from Sky Harbor Intl (PHX) to Santiago de los Caballeros (STI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$403
(Delta)

One-way from

$193
(Kiwi.com)

Popular in

April

Cheapest in

January

Average price

$630
Provider with most accurate pricing for Phoenix Sky Harbor Intl-Santiago de los Caballeros flight deals.
Search Deals
Provider most trusted by Cheapflights users for Phoenix Sky Harbor Intl-Santiago de los Caballeros flights.
Search Deals
From Phoenix Sky Harbor Intl to Santiago de los Caballeros
Search Deals
One-way flight from Phoenix Sky Harbor Intl to Santiago de los Caballeros
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($69 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sky Harbor Intl to Santiago de los Caballeros that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 24, 2026.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Santiago de los Caballeros that are best for you.

Fly from

Sky Harbor Intl

Fly to

Santiago de los Caballeros

Route

Depart

Return

Price

PhoenixSantiago de los Caballeros

PHX - STI

PHXSTI

Phoenix Sky Harbor Intl

Wed 3/18

10:30 pm-7:15 pm

2 stops17h 45m

Santiago de los Caballeros

Tue 3/24

6:33 am-11:39 pm

2 stops20h 06m

$403

PhoenixSantiago de los Caballeros

PHX - STI

PHXSTI

Phoenix Sky Harbor Intl

Wed 3/18

8:30 am-8:29 pm

1 stop8h 59m

Santiago de los Caballeros

Tue 3/24

7:00 am-10:02 pm

1 stop18h 02m

$439

PhoenixSantiago de los Caballeros

PHX - STI

PHXSTI

Phoenix Sky Harbor Intl

Thu 3/26

10:55 pm-7:15 pm

1 stop17h 20m

Santiago de los Caballeros

Mon 3/30

6:00 am-11:35 pm

2 stops20h 35m

$439

PhoenixSantiago de los Caballeros

PHX - STI

PHXSTI

Phoenix Sky Harbor Intl

Wed 3/25

5:00 am-8:29 pm

2 stops12h 29m

Santiago de los Caballeros

Fri 4/3

7:00 am-7:55 pm

1 stop15h 55m

$461

PhoenixSantiago de los Caballeros

PHX - STI

PHXSTI

Phoenix Sky Harbor Intl

Thu 4/2

10:55 pm-7:15 pm

1 stop17h 20m

Santiago de los Caballeros

Mon 4/6

6:00 am-11:59 pm

1 stop20h 59m

$501

PhoenixSantiago de los Caballeros

PHX - STI

PHXSTI

Phoenix Sky Harbor Intl

Wed 3/25

11:25 am-8:00 am

1 stop17h 35m

Santiago de los Caballeros

Fri 4/3

9:15 am-9:54 am

1 stop27h 39m

$518

PhoenixSantiago de los Caballeros

PHX - STI

PHXSTI

Phoenix Sky Harbor Intl

Wed 5/13

11:30 pm-3:12 pm

2 stops12h 42m

Santiago de los Caballeros

Fri 5/22

2:07 pm-10:48 pm

1 stop11h 41m

$522

PhoenixSantiago de los Caballeros

PHX - STI

PHXSTI

Phoenix Sky Harbor Intl

Tue 3/10

10:05 pm-8:11 am

1 stop7h 06m

$213

PhoenixSantiago de los Caballeros

PHX - STI

PHXSTI

Phoenix Sky Harbor Intl

Mon 3/9

9:24 pm-2:33 pm

3 stops38h 09m

$268

PhoenixSantiago de los Caballeros

PHX - STI

PHXSTI

Phoenix Sky Harbor Intl

Tue 6/9

11:15 pm-12:40 pm

1 stop10h 25m

$272

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/24

Showing 1-10 of 16 results
1
2

Compare providers for flights from Sky Harbor Intl to Santiago de los Caballeros

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sky Harbor Intl to Santiago de los Caballeros in February.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-Santiago de los Caballeros flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Phoenix Sky Harbor Intl Airport-Santiago de los Caballeros flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Phoenix Sky Harbor Intl Airport-Santiago de los Caballeros flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-Santiago de los Caballeros flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Phoenix Sky Harbor Intl Airport-Santiago de los Caballeros flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Sky Harbor Intl to Santiago de los Caballeros

Have a flexible travel schedule? Discover the best time to fly to Santiago de los Caballeros from Sky Harbor Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Phoenix Sky Harbor Intl Airport to Santiago de los Caballeros

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Santiago de los Caballeros?

Currently, January is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Santiago de los Caballeros (average of $283). Flying from Phoenix Sky Harbor Intl Airport to Santiago de los Caballeros in April is currently the most expensive (average of $562). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Santiago de los Caballeros

Get insights into the airlines that provide service to Santiago de los Caballeros. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Santiago de los Caballeros. Reviews last updated February 24, 2026.
Peruse reviews from past customers who have flown with Delta and American Airlines from Phoenix Sky Harbor Intl Airport to Santiago de los Caballeros to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,239 reviews

Food

7.2

Crew

8.5

Overall

7.9

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,239 reviews
Delta
7.9
Good
8,239 reviews

Food

7.2

Crew

8.5

Overall

7.9

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,344 reviews
Delta
7.9
Good
8,239 reviews

Food

7.2

Crew

8.5

Overall

7.9

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Sky Harbor Intl to Santiago de los Caballeros. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Santiago de los Caballeros from Phoenix Sky Harbor Intl?

    Located just 6.8 mi from the city center, Santiago de los Caballeros is the airport most travelers will use when flying to Santiago de los Caballeros from Phoenix Sky Harbor Intl. Booking flights from Phoenix Sky Harbor Intl to Santiago (STI) should be relatively easy as there are 0 daily inbound flights from Phoenix Sky Harbor Intl from 2 different airlines.

  • How long is the flight from Phoenix Sky Harbor Intl Airport to Santiago de los Caballeros?

    Delta and American Airlines can get you from Phoenix Sky Harbor Intl Airport to Santiago de los Caballeros in just under 8h 59m. Your travel time can differ by up to 8h 46m. The distance between Phoenix Sky Harbor Intl Airport and Santiago de los Caballeros is about 2715 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Phoenix Sky Harbor Intl Airport to Santiago de los Caballeros round-trip?

    According to our current data, Delta ($403), and American Airlines ($448) offers the cheapest pricing from Phoenix Sky Harbor Intl Airport to Santiago de los Caballeros. Delta is 36% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Sky Harbor Intl to Santiago de los Caballeros that include hotel bookings?

    Yes. In addition to deals on Sky Harbor Intl to Santiago de los Caballeros flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Sky Harbor Intl to Santiago de los Caballeros?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sky Harbor Intl to Santiago de los Caballeros.

  • Can I find deals for business class flights from Sky Harbor Intl to Santiago de los Caballeros?

    Yes. Cheapflights offers flight deals from Sky Harbor Intl to Santiago de los Caballeros by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Santiago de los Caballeros?

    Currently, January is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Santiago de los Caballeros (average of $283). Flying from Phoenix Sky Harbor Intl Airport to Santiago de los Caballeros in April is currently the most expensive (average of $562). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Sky Harbor Intl to Santiago de los Caballeros

See prices for flight routes from nearby airports that may be better suited for you.
Sky Harbor Intl to Punta Cana flights
Sky Harbor Intl to Santo Domingo flights
Sky Harbor Intl to Puerto Plata flights

Top 2 airlines flying from Sky Harbor Intl to Santiago de los Caballeros

Discover the top 2 airlines that operate flights from Sky Harbor Intl to Santiago de los Caballeros. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$403Average$722FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$448Average$634FlexibilityNo cancel feeOn-time71%

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